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Home >> Jeep >> 2009 >> Commander Overland, RWD >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System >> Fuel Delivery, Diesel >> Standard Procedure >> Bleeding Air From Fuel System
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Bleeding Air From Fuel System

WARNING: No sparks, open flames or smoking. Risk of poisoning from inhaling and swallowing fuel. Risk of injury to eyes and skin from contact with fuel. Pour fuels only into suitable and appropriately marked containers. Wear protective clothing.
WARNING: This procedure can be used on the XH, WH and WK, but the LE does not have a water separator.
  1. Turn the ignition off.
  2. Remove the engine cover. Refer to appropriate Engine SERVICE INFORMATION article.
  3. Connect a hose to the fuel filter water drain (2) and insert the other end of the hose into an OSHA approved and appropriately marked container.
  4. Turn the water drain counterclockwise to bleed air.
    CAUTION: Turning the ignition to the on position will engage the in tank fuel pump. Be sure that the bleed hose and the fuel capture container is secure.
  5. Turn the ignition to the on position and observe the container until fuel flows free of bubbles.
  6. Turn the ignition off.
  7. Tighten the water drain valve on the fuel filter.
  8. Remove the bleed hose and container.
  9. Install the engine cover. Refer to appropriate Engine SERVICE INFORMATION article.
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